A Crawley man has been arrested on suspicion of robbery following an assault on a man and woman on Christmas Day.
Police are appealing for witnesses after a man, 22, and woman, 19, were attacked in West Street, Burgess Hill, at 7.54pm.
A spokesman for Sussex Police said the man received minor injuries to his head and attended hospital as a precaution. The woman also received a minor injury but was not treated at hospital.
A 21-year-old man from Crawley and an 18-year-old man and a 20-year-old man both from Burgess Hill were all arrested on suspicion of robbery.
They were questioned and bailed until Sunday February 16.
Anyone who witnessed the incident is asked to call 101 quoting serial 0984 of 25/12. Alternatively, call the independent charity Crimestoppers anonymously on 0800 555111.